CN109632549A - Plunger bionic surface friction analysis instrument - Google Patents
Plunger bionic surface friction analysis instrument Download PDFInfo
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- CN109632549A CN109632549A CN201811557030.7A CN201811557030A CN109632549A CN 109632549 A CN109632549 A CN 109632549A CN 201811557030 A CN201811557030 A CN 201811557030A CN 109632549 A CN109632549 A CN 109632549A
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- plate
- plunger
- optical axis
- long optical
- pull rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/005—Electromagnetic means
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
Plunger bionic surface friction analysis instrument of the present invention belongs to friction measurement technical field, and solution is existing in the prior art to need to develop the technical issues of capable of measuring Bionic honeycomb skin-friction force, probing into the measuring instrument of Bionic honeycomb surface abrasion ability；The present invention includes decelerating motor, plate I, plate II, plate III, plate IV, lead screw transmission mechanism, tension sensor, plunger mechanism, long optical axis I, pull rod I and long optical axis II；The present invention balances each support plate stress using more optical axises, improves the consistency of each support plate movement of platform；Bottom is held tightly using taper expansion set, be ensure that the alignment of plunger, cylinder body, is made uniform force, parameter is more accurate；The present invention is capable of the frictional force on effectively measuring Bionic honeycomb surface out, is made that significant contribution for analysis Bionic honeycomb skin-friction force.
Description
Technical field
The invention belongs to friction measurement technical fields, and in particular to a kind of plunger bionic surface friction analysis instrument.
Background technique
Bionics is in the emerging science that biology, mathematics and engineering technology science interpenetrate and are combined into.It utilizes
The synthetic strategy of novel biologically inspired and derived from natural bionic principle synthesis have particular characteristic it is organic and inorganic-have
Machine hybrid material is the field for emerging and developing rapidly rapidly in recent years, is carried out in a deep going way with bionic, and people are not only from outer
Shape, function remove mimic biology, and are also much inspired from the peculiar structure of biology.Mould is not only in " bionical manufacture "
Imitative the Nature external structure, and to learn and use for reference the organizational form and operational mode of their thereins.These are the mankind
Provide the model of " well-designed ".
Such as Bionic honeycomb surface is made of the small honeycomb of hexagon of marshalling one by one, the bottom of each small honeycomb
It being made of 3 identical diamond shapes, these structures are identical with diamond shape obtuse angle and acute angle that Modern Mathematics man accurately calculates out,
It is most to save the structure of material, and capacity is big, extremely firm, and many experts is enabled to gasp in admiration incessantly.People imitate its construction a variety of materials
Be made cellular structural panel sandwich, intensity is big, it is light-weight, be not easy to conduct sound and heat, be building and manufacture space shuttle, universe
The ideal material of airship, artificial satellite etc..
The frictional force for studying Bionic honeycomb surface has important research meaning, therefore needs to develop and can measure bionical bee
The measuring instrument of the frictional force on nest surface.
Summary of the invention
The object of the present invention is to provide oil pump plunger piston bionic surface friction analysis instrument, solution is existing in the prior art urgently
Need to develop can measure Bionic honeycomb skin-friction force, probe into the technology of the measuring instrument of Bionic honeycomb surface abrasion ability
Problem.
In order to solve the above technical problems, the present invention the following technical schemes are provided:
Plunger bionic surface friction analysis instrument of the present invention includes decelerating motor, plate I, plate II, plate III, plate IV, screw rod transmission
Mechanism, tension sensor, plunger mechanism, long optical axis I, pull rod I and long optical axis II；
The lead-screw drive mechanism includes lead screw and feed screw nut；
Decelerating motor is fixedly connected on I top of plate, and the output shaft of decelerating motor is connect by shaft coupling with lead screw one end, silk
The other end of thick stick is connect by bearing block with plate III, and feed screw nut is fixedly connected with plate II；Lead screw is fixedly connected with plate I；
The symmetrical four root longs optical axis II of decelerating motor surrounding, every root long optical axis II sequentially pass through plate I, plate II and plate III,
Every root long optical axis II is connect by copper sheathing with plate I, and long optical axis II is connect by copper sheathing with plate III, is had in every root long optical axis II
One pull rod I, I one end of pull rod are locked on long optical axis II by nut I；I other end of pull rod is connect with tension sensor, plate IV
It is equipped with plunger mechanism, tension sensor is located above plunger mechanism.
Plunger mechanism includes plunger, pull rod II, expansion set, cylinder body, lock sleeve, oil storage tank, snap ring and nut II；The cylinder body
Outer cylinder surface pass through and laser machine out texture as Bionic honeycomb surface to be measured, one end of pull rod II and pull sensing
Device connection, cylinder body are fixed on the other end of pull rod II by snap ring and nut II；
Outer surface of cylinder block is bonded with plunger, and lock sleeve is fixedly connected with plate IV, and plunger passes through expansion set and lock sleeve locking.
Eight root long optical axises I are symmetrically distributed on plate IV, and every root long axis I sequentially passes through plate II and plate III, and every root long axis I passes through
Hold-down support is fixedly connected with plate I, is connect by copper sheathing with plate II, is fixedly connected by hold-down support with plate III, is passed through fixation
Support is fixedly connected with plate IV.
The working principle of the invention and the course of work:
Using tension sensor measure cylinder body it is opposite with plunger sliding when frictional force, obtain relevant parameter, with abrasion feelings
Condition is compared.Four oil storage tanks are filled with oil before work and are heated using heating rod；Decelerating motor is driven using driver, this
When rotated with it with the lead screw that decelerating motor connects firmly；Lead screw upper end is fixedly connected with plate I, and lower end is fixed by bearing block and plate III
Connection, feed screw nut are fixedly connected with plate II, and when lead screw rotates, under the guidance of long optical axis I and copper sheathing, plate II can be along perpendicular
Histogram is to movement；
Long hold-down support locking optical axis II and be fixed on plate II, the pull rod I and tension sensor on long optical axis II are solid
Fixed link, while tension sensor is fixedly connected with pull rod II, cylinder body is fixed on II lower end of pull rod, cylinder by snap ring and nut II
External surface is bonded with plunger, and lock sleeve is fixedly connected with plate IV, and plunger is drawn by expansion set and lock sleeve locking when plate II drives
Bar II moves axially, and cylinder body produces relative sliding with plunger, generates frictional force, tension sensor by the outer cylinder surface of cylinder body and
The relevant parameter of frictional force passes to computer between the inner periphery of plunger, and plunger is constantly moved back and forth with cylinder body, with
The passage of time, the Bionic honeycomb surface to be measured on cylinder body are worn, and are passed through computer and are observed change in friction force curve, realize
Judge the wearability on Bionic honeycomb surface to be measured.
Advantageous effects of the invention:
1, the present invention balances each support plate stress using more optical axises, improves the consistent of each support plate movement of platform
Property.
2, bottom of the present invention is held tightly using taper expansion set, be ensure that the alignment of plunger, cylinder body, is made uniform force, parameter
It is more accurate.
3, the present invention is capable of the frictional force on effectively measuring Bionic honeycomb surface out, passes through change in friction force curve and realizes prison
Bionic honeycomb surface abrasion degree is surveyed, is made that significant contribution for analysis Bionic honeycomb skin-friction force.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of plunger bionic surface frictiograph of the present invention；
Fig. 2 is another structural schematic diagram of plunger bionic surface frictiograph of the present invention；
Fig. 3 is the schematic diagram of the piston structure of plunger bionic surface frictiograph of the present invention；
Wherein, 1, decelerating motor, 2, pull rod I, 3, nut I, 4, copper sheathing, 5, plate I, 6, plate II, 7, plate III, 8, long optical axis
II, 9, tension sensor, 10, long optical axis I, 11, oil storage tank, 12, plate IV, 13, feed screw nut, 14, lead screw, 15, bearing block,
16, pull rod II, 17, plunger, 18, cylinder body, 19, lock sleeve, 20, expansion set, 21, hold-down support, 22, snap ring, 23, nut II.
Specific embodiment
The present invention is further elaborated with reference to the accompanying drawing.
Referring to attached drawing 1, attached drawing 2 and attached drawing 3, plunger bionic surface friction analysis instrument of the present invention, including decelerating motor 1, plate I
5, plate II 6, plate III 7, plate IV 12, lead screw transmission mechanism, tension sensor 9, plunger mechanism, long optical axis I 10, pull rod I 2 and long light
Axis II 8；
The lead-screw drive mechanism includes lead screw 14 and feed screw nut 13；
Decelerating motor 1 is fixedly connected on I 5 top of plate, and the output shaft of decelerating motor 1 is connected by shaft coupling and 14 one end of lead screw
It connects, the other end of lead screw 14 is connect by bearing block 15 with plate III 7, and feed screw nut 13 is fixedly connected with plate II 6；Lead screw 14 and plate
I 5 are fixedly connected；
The symmetrical four root longs optical axis II 8 of 1 surrounding of decelerating motor, every root long optical axis II 8 sequentially pass through plate I 5, II 6 and of plate
Plate III 7, every root long optical axis II 8 are connect by copper sheathing with plate I 5, and long optical axis II 8 is connect by copper sheathing with plate III 7, every root long optical axis
There is a pull rod I 2 in II 8, I 2 one end of pull rod is locked on long optical axis II 8 by nut I 3；I 2 other end of pull rod and drawing
Force snesor connection, plate IV 12 are equipped with plunger mechanism, and tension sensor 9 is located above plunger mechanism.
Plunger mechanism includes plunger 17, pull rod II 16, expansion set 20, cylinder body 18, lock sleeve 19, oil storage tank 11,22 and of snap ring
Nut II 23；The outer cylinder surface of the cylinder body 18 passes through the texture laser machined out as Bionic honeycomb surface to be measured, draws
One end of bar II 16 is connect with tension sensor 9, and cylinder body 18 is fixed on the another of pull rod II 16 with nut II 23 by snap ring 22
End；
18 outer surface of cylinder body is bonded with plunger 17, and lock sleeve 19 is fixedly connected with plate IV 12, plunger 17 by expansion set 20 with
19 locking of lock sleeve.
Eight root long optical axises I 10 are symmetrically distributed on plate IV 12, and every root long axis I 10 sequentially passes through plate II 6 and plate III 7, and every
Long optical axis I 10 is fixedly connected by hold-down support 21 with plate I, is connect by copper sheathing with plate II 6, is passed through hold-down support 21 and plate III
7 are fixedly connected, and are fixedly connected by hold-down support 21 with plate IV 12.
Claims (2)
1. plunger bionic surface friction analysis instrument, which is characterized in that including decelerating motor (1), plate I (5), plate II (6), plate III
(7), plate IV (12), lead screw transmission mechanism, tension sensor (9), plunger mechanism, long optical axis I (10), pull rod I (2) and long optical axis
Ⅱ(8)；
The lead-screw drive mechanism includes lead screw (14) and feed screw nut (13)；
Decelerating motor (1) is fixedly connected on above plate I (5), and the output shaft of decelerating motor (1) passes through shaft coupling and lead screw (14) one
The other end of end connection, lead screw (14) is connect by bearing block (15) with plate III (7), and feed screw nut (13) and plate II (6) are fixed
Connection；Lead screw (14) is fixedly connected with plate I (5)；
The symmetrical four root longs optical axis II (8) of decelerating motor (1) surrounding, every root long optical axis II (8) sequentially pass through plate I (5), plate II
(6) it is connect by copper sheathing with plate I (5) with plate III (7), every root long optical axis II (8), long optical axis II (8) passes through copper sheathing and plate III (7)
Connection, every root long optical axis II (8) is interior a pull rod I (2), and pull rod I (2) one end is locked in long optical axis by nut I (3)
On II (8)；Pull rod I (2) other end is connect with tension sensor, and plate IV (12) is equipped with plunger mechanism, tension sensor (9) position
Above plunger mechanism.
Plunger mechanism include plunger (17), pull rod II (16), expansion set (20), cylinder body (18), lock sleeve (19), oil storage tank (11),
Snap ring (22) and nut II (23)；The outer cylinder surface of the cylinder body (18) is by laser machining out and Bionic honeycomb surface to be measured
One end of the same texture, pull rod II (16) is connect with tension sensor (9), and cylinder body (18) passes through snap ring (22) and nut II
(23) it is fixed on the other end of pull rod II (16)；
Cylinder body (18) outer surface is bonded with plunger (17), and lock sleeve (19) is fixedly connected with plate IV (12), and plunger (17) passes through swollen
Cover (20) and lock sleeve (19) locking.
2. plunger bionic surface friction analysis instrument according to claim 1, which is characterized in that further include eight root long optical axises I
(10) it is symmetrically distributed on plate IV (12), every root long axis I (10) sequentially passes through plate II (6) and plate III (7), every root long optical axis I
(10) it is fixedly connected by hold-down support (21) with plate I, is connect by copper sheathing with plate II (6), pass through hold-down support (21) and plate
III (7) are fixedly connected, and are fixedly connected by hold-down support (21) with plate IV (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811557030.7A CN109632549A (en) | 2018-12-19 | 2018-12-19 | Plunger bionic surface friction analysis instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811557030.7A CN109632549A (en) | 2018-12-19 | 2018-12-19 | Plunger bionic surface friction analysis instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109632549A true CN109632549A (en) | 2019-04-16 |
Family
ID=66075464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811557030.7A Pending CN109632549A (en) | 2018-12-19 | 2018-12-19 | Plunger bionic surface friction analysis instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109632549A (en) |
Citations (13)
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